コード例 #1
0
ファイル: fc-m.c プロジェクト: bithorder/libxmp
static int depack_fcm(xmp_file in, xmp_file out)
{
	uint8 c1;
	uint8 ptable[128];
	uint8 pat_pos;
	uint8 pat_max;
	int i;
	int size, ssize = 0;

	memset(ptable, 0, 128);

	read32b(in);				/* bypass "FC-M" ID */
	read16b(in);				/* version number? */
	read32b(in);				/* bypass "NAME" chunk */
	pw_move_data(out, in, 20);		/* read and write title */
	read32b(in);				/* bypass "INST" chunk */

	/* read and write sample descriptions */
	for (i = 0; i < 31; i++) {
		pw_write_zero(out, 22);		/*sample name */
		write16b(out, size = read16b(in));	/* size */
		ssize += size * 2;
		write8(out, read8(in));		/* finetune */
		write8(out, read8(in));		/* volume */
		write16b(out, read16b(in));	/* loop start */
		size = read16b(in);		/* loop size */
		if (size == 0)
			size = 1;
		write16b(out, size);
	}

	read32b(in);				/* bypass "LONG" chunk */
	write8(out, pat_pos = read8(in));	/* pattern table lenght */
	write8(out, read8(in));			/* NoiseTracker byte */
	read32b(in);				/* bypass "PATT" chunk */

	/* read and write pattern list and get highest patt number */
	for (pat_max = i = 0; i < pat_pos; i++) {
		write8(out, c1 = read8(in));
		if (c1 > pat_max)
			pat_max = c1;
	}
	for (; i < 128; i++)
		write8(out, 0);

	write32b(out, PW_MOD_MAGIC);		/* write ptk ID */
	read32b(in);				/* bypass "SONG" chunk */

	for (i = 0; i <= pat_max; i++)		/* pattern data */
		pw_move_data(out, in, 1024);

	read32b(in);				/* bypass "SAMP" chunk */
	pw_move_data(out, in, ssize);		/* sample data */

	return 0;
}
コード例 #2
0
static int depack_mp(FILE *in, FILE *out)
{
	uint8 c1;
	uint8 ptable[128];
	uint8 max;
	int i;
	int size, ssize = 0;

	memset(ptable, 0, 128);

	pw_write_zero(out, 20);				/* title */

	if (read32b(in) != MAGIC_TRK1)			/* TRK1 */
		fseek(in, -4, SEEK_CUR);

	for (i = 0; i < 31; i++) {
		pw_write_zero(out, 22);			/* sample name */
		write16b(out, size = read16b(in));	/* size */
		ssize += size * 2;
		write8(out, read8(in));			/* finetune */
		write8(out, read8(in));			/* volume */
		write16b(out, read16b(in));		/* loop start */
		write16b(out, read16b(in));		/* loop size */
	}

	write8(out, read8(in));		/* pattern table length */
	write8(out, read8(in));		/* NoiseTracker restart byte */

	for (max = i = 0; i < 128; i++) {
		write8(out, c1 = read8(in));
		if (c1 > max)
			max = c1;
	}
	max++;

	write32b(out, PW_MOD_MAGIC);		/* M.K. */

	if (read32b(in) != 0)			/* bypass unknown empty bytes */
		fseek (in, -4, SEEK_CUR);

	pw_move_data(out, in, 1024 * max);	/* pattern data */
	pw_move_data(out, in, ssize);		/* sample data */

	return 0;
}
コード例 #3
0
ファイル: hrt.c プロジェクト: Sappharad/modizer
static int depack_hrt(HIO_HANDLE *in, FILE *out)
{
	uint8 buf[1024];
	uint8 c1, c2, c3, c4;
	int len, npat;
	int ssize = 0;
	int i, j;

	memset(buf, 0, 950);

	hio_read(buf, 950, 1, in);			/* read header */
	for (i = 0; i < 31; i++)		/* erase addresses */
		*(uint32 *)(buf + 38 + 30 * i) = 0;
	fwrite(buf, 950, 1, out);		/* write header */

	for (i = 0; i < 31; i++)		/* samples size */
		ssize += readmem16b(buf + 42 + 30 * i) * 2;

	write8(out, len = hio_read8(in));		/* song length */
	write8(out, hio_read8(in));			/* nst byte */

	hio_read(buf, 1, 128, in);			/* pattern list */

	npat = 0;				/* number of patterns */
	for (i = 0; i < 128; i++) {
		if (buf[i] > npat)
			npat = buf[i];
	}
	npat++;

	write32b(out, PW_MOD_MAGIC);		/* write ptk ID */

	/* pattern data */
	hio_seek(in, 1084, SEEK_SET);
	for (i = 0; i < npat; i++) {
		for (j = 0; j < 256; j++) {
			buf[0] = hio_read8(in);
			buf[1] = hio_read8(in);
			buf[2] = hio_read8(in);
			buf[3] = hio_read8(in);

			buf[0] /= 2;
			c1 = buf[0] & 0xf0;

			if (buf[1] == 0)
				c2 = 0;
			else {
				c1 |= ptk_table[buf[1] / 2][0];
				c2 = ptk_table[buf[1] / 2][1];
			}

			c3 = ((buf[0] << 4) & 0xf0) | buf[2];
			c4 = buf[3];

			write8(out, c1);
			write8(out, c2);
			write8(out, c3);
			write8(out, c4);
		}
	}

	/* sample data */
	pw_move_data(out, in, ssize);

	return 0;
}
コード例 #4
0
ファイル: pp21.c プロジェクト: eltoder/libxmp
static int depack_pp21(HIO_HANDLE *in, FILE *out)
{
	uint8 ptable[128];
	int max = 0;
	uint8 trk[4][128];
	int tptr[512][64];
	uint8 numpat;
	uint8 *tab;
	uint8 buf[1024];
	int i, j;
	int size;
	int ssize = 0;
	int tabsize = 0;		/* Reference Table Size */

	memset(ptable, 0, 128);
	memset(trk, 0, 4 * 128);
	memset(tptr, 0, 512 * 128);

	pw_write_zero(out, 20);			/* title */

	for (i = 0; i < 31; i++) {
		pw_write_zero(out, 22);		/* sample name */
		write16b(out, size = hio_read16b(in));
		ssize += size * 2;
		write8(out, hio_read8(in));		/* finetune */
		write8(out, hio_read8(in));		/* volume */
		write16b(out, hio_read16b(in));	/* loop start */
		write16b(out, hio_read16b(in));	/* loop size */
	}

	write8(out, numpat = hio_read8(in));	/* number of patterns */
	write8(out, hio_read8(in));			/* NoiseTracker restart byte */

	max = 0;
	for (j = 0; j < 4; j++) {
		for (i = 0; i < 128; i++) {
			trk[j][i] = hio_read8(in);
			if (trk[j][i] > max)
				max = trk[j][i];
		}
	}

	/* write pattern table without any optimizing ! */
	for (i = 0; i < numpat; i++)
		write8(out, i);
	pw_write_zero(out, 128 - i);

	write32b(out, PW_MOD_MAGIC);		/* M.K. */


	/* PATTERN DATA code starts here */

	/*printf ("Highest track number : %d\n", max); */
	for (j = 0; j <= max; j++) {
		for (i = 0; i < 64; i++)
			tptr[j][i] = hio_read16b(in);
	}

	/* read "reference table" size */
	tabsize = hio_read32b(in);

	/* read "reference Table" */
	tab = (uint8 *)malloc(tabsize);
	hio_read(tab, tabsize, 1, in);

	for (i = 0; i < numpat; i++) {
		memset(buf, 0, 1024);
		for (j = 0; j < 64; j++) {
			uint8 *b = buf + j * 16;
			memcpy(b, tab + tptr[trk[0][i]][j] * 4, 4);
			memcpy(b + 4, tab + tptr[trk[1][i]][j] * 4, 4);
			memcpy(b + 8, tab + tptr[trk[2][i]][j] * 4, 4);
			memcpy(b + 12, tab + tptr[trk[3][i]][j] * 4, 4);
		}
		fwrite (buf, 1024, 1, out);
	}

	free (tab);

	/* Now, it's sample data ... though, VERY quickly handled :) */
	pw_move_data(out, in, ssize);

	return 0;
}
コード例 #5
0
ファイル: prun2.c プロジェクト: Acidburn0zzz/libxmp
static int depack_pru2(HIO_HANDLE *in, FILE *out)
{
	uint8 header[2048];
	uint8 npat;
	uint8 ptable[128];
	uint8 max = 0;
	uint8 v[4][4];
	int size, ssize = 0;
	int i, j;

	memset(header, 0, 2048);
	memset(ptable, 0, 128);
	memset(v, 0, 16);

	pw_write_zero(out, 20);				/* title */

	hio_seek(in, 8, SEEK_SET);

	for (i = 0; i < 31; i++) {
		pw_write_zero(out, 22);			/*sample name */
		write16b(out, size = hio_read16b(in));	/* size */
		ssize += size * 2;
		write8(out, hio_read8(in));		/* finetune */
		write8(out, hio_read8(in));		/* volume */
		write16b(out, hio_read16b(in));		/* loop start */
		write16b(out, hio_read16b(in));		/* loop size */
	}

	write8(out, npat = hio_read8(in));		/* number of patterns */
	write8(out, hio_read8(in));			/* noisetracker byte */

	for (i = 0; i < 128; i++) {
		uint8 x;
		write8(out, x = hio_read8(in));
		max = (x > max) ? x : max;
	}

	write32b(out, PW_MOD_MAGIC);

	/* pattern data stuff */
	hio_seek(in, 770, SEEK_SET);

	for (i = 0; i <= max; i++) {
		for (j = 0; j < 256; j++) {
			uint8 c[4];
			memset(c, 0, 4);
			header[0] = hio_read8(in);
			if (header[0] == 0x80) {
				write32b(out, 0);
			} else if (header[0] == 0xc0) {
				fwrite(v[0], 4, 1, out);
				memcpy(c, v[0], 4);
			} else if (header[0] >= 74) {
				return -1;
			} else {
				header[1] = hio_read8(in);
				header[2] = hio_read8(in);

				c[0] = (header[1] & 0x80) >> 3;
				c[0] |= ptk_table[(header[0] >> 1)][0];
				c[1] = ptk_table[(header[0] >> 1)][1];
				c[2] = (header[1] & 0x70) << 1;
				c[2] |= (header[0] & 0x01) << 4;
				c[2] |= (header[1] & 0x0f);
				c[3] = header[2];

				fwrite(c, 1, 4, out);
			}

			/* rol previous values */
			memcpy(&v[0], &v[1], 4);
			memcpy(&v[1], &v[2], 4);
			memcpy(&v[2], &v[3], 4);

			memcpy(v[3], c, 4);
		}
	}

	/* sample data */
	pw_move_data(out, in, ssize);

	return 0;
}
コード例 #6
0
ファイル: ksm.c プロジェクト: bithorder/libxmp
static int depack_ksm (xmp_file in, xmp_file out)
{
	uint8 tmp[1024];
	uint8 c1, c5;
	uint8 plist[128];
	uint8 trknum[128][4];
	uint8 real_tnum[128][4];
	uint8 tdata[4][192];
	uint8 Max;
	uint8 PatPos;
	uint8 Status = ON;
	int ssize = 0;
	int i, j, k;

	memset(plist, 0, 128);
	memset(trknum, 0, 128 * 4);
	memset(real_tnum, 0, 128 * 4);

	/* title */
	xmp_fseek(in, 2, SEEK_SET);
	pw_move_data(out, in, 13);
	pw_write_zero(out, 7);

	/* read and write whole header */
	/*printf ( "Converting sample headers ... " ); */
	xmp_fseek(in, 32, SEEK_SET);
	for (i = 0; i < 15; i++) {
		pw_write_zero(out, 22);		/* write name */
		xmp_fseek(in, 20, SEEK_CUR);	/* 16 unknown/4 addr bytes */
		write16b(out, (k = read16b(in)) / 2); /* size */
		ssize += k;
		write8(out, 0);			/* finetune */
		write8(out, read8(in));		/* volume */
		read8(in);			/* bypass 1 unknown byte */
		write16b(out, (j = read16b(in)) / 2);	/* loop start */
		j = k - j;
		write16b(out, j != k ? j / 2 : 1);	/* loop size */
		xmp_fseek(in, 6, SEEK_CUR);		/* bypass 6 unknown bytes */
	}

	memset(tmp, 0, 30);
	tmp[29] = 0x01;
	for (i = 0; i < 16; i++)
		xmp_fwrite(tmp, 30, 1, out);

	/* pattern list */
	xmp_fseek (in, 512, 0);
	for (Max = PatPos = 0; PatPos < 128; PatPos++) {
		xmp_fread(&trknum[PatPos][0], 1, 1, in);
		xmp_fread(&trknum[PatPos][1], 1, 1, in);
		xmp_fread(&trknum[PatPos][2], 1, 1, in);
		xmp_fread(&trknum[PatPos][3], 1, 1, in);
		if (trknum[PatPos][0] == 0xFF)
			break;
		if (trknum[PatPos][0] > Max)
			Max = trknum[PatPos][0];
		if (trknum[PatPos][1] > Max)
			Max = trknum[PatPos][1];
		if (trknum[PatPos][2] > Max)
			Max = trknum[PatPos][2];
		if (trknum[PatPos][3] > Max)
			Max = trknum[PatPos][3];
	}

	write8(out, PatPos);		/* write patpos */
	write8(out, 0x7f);		/* ntk byte */

	/* sort tracks numbers */
	c5 = 0x00;
	for (i = 0; i < PatPos; i++) {
		if (i == 0) {
			plist[0] = c5;
			c5 += 0x01;
			continue;
		}
		for (j = 0; j < i; j++) {
			Status = ON;
			for (k = 0; k < 4; k++) {
				if (trknum[j][k] !=
					trknum[i][k]) {
					Status = OFF;
					break;
				}
			}
			if (Status == ON) {
				plist[i] = plist[j];
				break;
			}
		}
		if (Status == OFF) {
			plist[i] = c5;
			c5 += 0x01;
		}
		Status = ON;
	}
	/* c5 is the Max pattern number */

	/* create real list of tracks numbers for really existing patterns */
	c1 = 0x00;
	for (i = 0; i < PatPos; i++) {
		if (i == 0) {
			real_tnum[c1][0] = trknum[i][0];
			real_tnum[c1][1] = trknum[i][1];
			real_tnum[c1][2] = trknum[i][2];
			real_tnum[c1][3] = trknum[i][3];
			c1 += 0x01;
			continue;
		}
		for (j = 0; j < i; j++) {
			Status = ON;
			if (plist[i] == plist[j]) {
				Status = OFF;
				break;
			}
		}
		if (Status == OFF)
			continue;
		real_tnum[c1][0] = trknum[i][0];
		real_tnum[c1][1] = trknum[i][1];
		real_tnum[c1][2] = trknum[i][2];
		real_tnum[c1][3] = trknum[i][3];
		c1 += 0x01;
		Status = ON;
	}

	xmp_fwrite(plist, 128, 1, out);	/* write pattern list */
	write32b(out, PW_MOD_MAGIC);	/* write ID */

	/* pattern data */
	for (i = 0; i < c5; i++) {
		memset(tmp, 0, 1024);
		memset(tdata, 0, 192 * 4);
		xmp_fseek(in, 1536 + 192 * real_tnum[i][0], SEEK_SET);
		xmp_fread(tdata[0], 192, 1, in);
		xmp_fseek(in, 1536 + 192 * real_tnum[i][1], SEEK_SET);
		xmp_fread(tdata[1], 192, 1, in);
		xmp_fseek(in, 1536 + 192 * real_tnum[i][2], SEEK_SET);
		xmp_fread(tdata[2], 192, 1, in);
		xmp_fseek(in, 1536 + 192 * real_tnum[i][3], SEEK_SET);
		xmp_fread(tdata[3], 192, 1, in);

		for (j = 0; j < 64; j++) {
			int x = j * 16;

			tmp[x] = ptk_table[tdata[0][j * 3]][0];
			tmp[x + 1] = ptk_table[tdata[0][j * 3]][1];
			if ((tdata[0][j * 3 + 1] & 0x0f) == 0x0d)
				tdata[0][j * 3 + 1] -= 0x03;
			tmp[x + 2] = tdata[0][j * 3 + 1];
			tmp[x + 3] = tdata[0][j * 3 + 2];

			tmp[x + 4] = ptk_table[tdata[1][j * 3]][0];
			tmp[x + 5] = ptk_table[tdata[1][j * 3]][1];
			if ((tdata[1][j * 3 + 1] & 0x0f) == 0x0d)
				tdata[1][j * 3 + 1] -= 0x03;
			tmp[x + 6] = tdata[1][j * 3 + 1];
			tmp[x + 7] = tdata[1][j * 3 + 2];

			tmp[x + 8] = ptk_table[tdata[2][j * 3]][0];
			tmp[x + 9] = ptk_table[tdata[2][j * 3]][1];
			if ((tdata[2][j * 3 + 1] & 0x0f) == 0x0d)
				tdata[2][j * 3 + 1] -= 0x03;
			tmp[x + 10] = tdata[2][j * 3 + 1];
			tmp[x + 11] = tdata[2][j * 3 + 2];

			tmp[x + 12] = ptk_table[tdata[3][j * 3]][0];
			tmp[x + 13] = ptk_table[tdata[3][j * 3]][1];
			if ((tdata[3][j * 3 + 1] & 0x0f) == 0x0d)
				tdata[3][j * 3 + 1] -= 0x03;
			tmp[x + 14] = tdata[3][j * 3 + 1];
			tmp[x + 15] = tdata[3][j * 3 + 2];
		}

		xmp_fwrite(tmp, 1024, 1, out);
	}

	/* sample data */
	xmp_fseek(in, 1536 + (192 * (Max + 1)), SEEK_SET);
	pw_move_data(out, in, ssize);

	return 0;
}
コード例 #7
0
ファイル: tdd.c プロジェクト: Nlcke/gideros
static int depack_tdd(HIO_HANDLE *in, FILE *out)
{
	uint8 *tmp;
	uint8 pat[1024];
	uint8 pmax;
	int i, j, k;
	int size, ssize = 0;
	int saddr[31];
	int ssizes[31];

	memset(saddr, 0, 31 * 4);
	memset(ssizes, 0, 31 * 4);

	/* write ptk header */
	pw_write_zero(out, 1080);

	/* read/write pattern list + size and ntk byte */
	tmp = (uint8 *)malloc(130);
	memset(tmp, 0, 130);
	fseek(out, 950, 0);
	hio_read(tmp, 130, 1, in);
	fwrite(tmp, 130, 1, out);

	for (pmax = i = 0; i < 128; i++) {
		if (tmp[i + 2] > pmax) {
			pmax = tmp[i + 2];
		}
	}
	free(tmp);

	/* sample descriptions */
	for (i = 0; i < 31; i++) {
		fseek(out, 42 + (i * 30), SEEK_SET);
		/* sample address */
		saddr[i] = hio_read32b(in);

		/* read/write size */
		write16b(out, size = hio_read16b(in));
		ssize += size;
		ssizes[i] = size;

		write8(out, hio_read8(in));		/* read/write finetune */
		write8(out, hio_read8(in));		/* read/write volume */
		/* read/write loop start */
		write16b(out, (hio_read32b(in) - saddr[i]) / 2);
		write16b(out, hio_read16b(in));	/* read/write replen */
	}

	/* bypass Samples datas */
	hio_seek(in, ssize, SEEK_CUR);

	/* write ptk's ID string */
	fseek(out, 0, SEEK_END);
	write32b(out, PW_MOD_MAGIC);

	/* read/write pattern data */
	tmp = (uint8 *)malloc(1024);
	for (i = 0; i <= pmax; i++) {
		memset(tmp, 0, 1024);
		memset(pat, 0, 1024);
		hio_read(tmp, 1024, 1, in);
		for (j = 0; j < 64; j++) {
			for (k = 0; k < 4; k++) {
				int x = j * 16 + k * 4;

				/* fx arg */
				pat[x + 3] = tmp[x + 3];

				/* fx */
				pat[x + 2] = tmp[x + 2] & 0x0f;

				/* smp */
				pat[x] = tmp[x] & 0xf0;
				pat[x + 2] |= (tmp[x] << 4) & 0xf0;

				/* note */
				pat[x] |= ptk_table[tmp[x + 1] / 2][0];
				pat[x + 1] = ptk_table[tmp[x + 1] / 2][1];
			}
		}
		fwrite(pat, 1024, 1, out);
	}
	free(tmp);

	/* Sample data */
	for (i = 0; i < 31; i++) {
		if (ssizes[i] == 0)
			continue;
		hio_seek(in, saddr[i], SEEK_SET);
		pw_move_data(out, in, ssizes[i]);
	}

	return 0;
}
コード例 #8
0
ファイル: eureka.c プロジェクト: B0rschti/libxmp-4.3.0
static int depack_eu(FILE *in, FILE *out)
{
	uint8 tmp[1080];
	uint8 c1;
	int npat, smp_addr;
	int ssize = 0;
	int trk_addr[128][4];
	int i, j, k;

	/* read header ... same as ptk */
	fread(tmp, 1080, 1, in);
	fwrite(tmp, 1080, 1, out);

	/* now, let's sort out that a bit :) */
	/* first, the whole sample size */
	for (i = 0; i < 31; i++)
		ssize += 2 * readmem16b(tmp + i * 30 + 42);

	/* now, the pattern list .. and the max */
	for (npat = i = 0; i < 128; i++) {
		if (tmp[952 + i] > npat)
			npat = tmp[952 + i];
	}
	npat++;

	write32b(out, PW_MOD_MAGIC);		/* write ptk ID */
	smp_addr = read32b(in);			/* read sample data address */

	/* read tracks addresses */
	for (i = 0; i < npat; i++) {
		for (j = 0; j < 4; j++)
			trk_addr[i][j] = read16b(in);
	}

	/* the track data now ... */
	for (i = 0; i < npat; i++) {
		memset(tmp, 0, 1024);
		for (j = 0; j < 4; j++) {
			fseek(in, trk_addr[i][j], SEEK_SET);
			for (k = 0; k < 64; k++) {
				uint8 *x = &tmp[k * 16 + j * 4];
				c1 = read8(in);
				if ((c1 & 0xc0) == 0x00) {
					*x++ = c1;
					*x++ = read8(in);
					*x++ = read8(in);
					*x++ = read8(in);
					continue;
				}
				if ((c1 & 0xc0) == 0xc0) {
					k += (c1 & 0x3f);
					continue;
				}
				if ((c1 & 0xc0) == 0x40) {
					x += 2;
					*x++ = c1 & 0x0f;
					*x++ = read8(in);
					continue;
				}
				if ((c1 & 0xc0) == 0x80) {
					*x++ = read8(in);
					*x++ = read8(in);
					*x++ = (c1 << 4) & 0xf0;
					continue;
				}
			}
		}
		fwrite(tmp, 1024, 1, out);
	}

	fseek(in, smp_addr, SEEK_SET);
	pw_move_data(out, in, ssize);

	return 0;
}
コード例 #9
0
ファイル: skyt.c プロジェクト: Sappharad/modizer
static int depack_skyt(HIO_HANDLE *in, FILE *out)
{
	uint8 c1, c2, c3, c4;
	uint8 ptable[128];
	uint8 pat_pos;
	uint8 pat[1024];
	int i = 0, j = 0, k = 0;
	int trkval[128][4];
	int trk_addr;
	int size, ssize = 0;

	memset(ptable, 0, 128);
	memset(trkval, 0, 128 * 4);

	pw_write_zero(out, 20);			/* write title */

	/* read and write sample descriptions */
	for (i = 0; i < 31; i++) {
		pw_write_zero(out, 22);			/*sample name */
		write16b(out, size = hio_read16b(in));	/* sample size */
		ssize += size * 2;
		write8(out, hio_read8(in));			/* finetune */
		write8(out, hio_read8(in));			/* volume */
		write16b(out, hio_read16b(in));		/* loop start */
		write16b(out, hio_read16b(in));		/* loop size */
	}

	hio_read32b(in);			/* bypass 8 empty bytes */
	hio_read32b(in);
	hio_read32b(in);			/* bypass "SKYT" ID */

	pat_pos = hio_read8(in) + 1;		/* pattern table lenght */
	if (pat_pos >= 128) {
		return -1;
	}
	write8(out, pat_pos);
	write8(out, 0x7f);			/* write NoiseTracker byte */

	/* read track numbers ... and deduce pattern list */
	for (i = 0; i < pat_pos; i++) {
		for (j = 0; j < 4; j++) {
			trkval[i][j] = hio_read16b(in);
		}
	}

	/* write pseudo pattern list */
	for (i = 0; i < 128; i++) {
		write8(out, i < pat_pos ? i : 0);
	}

	write32b(out, PW_MOD_MAGIC);		/* write ptk's ID */

	hio_read8(in);				/* bypass $00 unknown byte */

	/* get track address */
	trk_addr = hio_tell(in);

	/* track data */
	for (i = 0; i < pat_pos; i++) {
		memset(pat, 0, 1024);
		for (j = 0; j < 4; j++) {
			hio_seek(in, trk_addr + ((trkval[i][j] - 1)<<8), SEEK_SET);
			for (k = 0; k < 64; k++) {
				int x = k * 16 + j * 4;

				c1 = hio_read8(in);
				c2 = hio_read8(in);
				c3 = hio_read8(in);
				c4 = hio_read8(in);

				pat[x] = (c2 & 0xf0) | ptk_table[c1][0];
				pat[x + 1] = ptk_table[c1][1];
				pat[x + 2] = ((c2 << 4) & 0xf0) | c3;
				pat[x + 3] = c4;
			}
		}
		fwrite(pat, 1024, 1, out);
	}

	/* sample data */
	pw_move_data(out, in, ssize);

	return 0;
}
コード例 #10
0
ファイル: fuzzac.c プロジェクト: B0rschti/libxmp-4.3.0
static int depack_fuzz(FILE *in, FILE *out)
{
	uint8 c1;
	uint8 data[1024];
	uint8 ord[128];
	uint8 tidx[128][16];
	uint8 tidx_real[128][4];
	uint8 track[4][256];
	uint8 status = 1;
	int len, ntrk, npat;
	int size, ssize = 0;
	int lps, lsz;
	int i, j, k, l;

	memset(tidx, 0, 128 * 16);
	memset(tidx_real, 0, 128 * 4);
	memset(ord, 0, 128);

	read32b(in);			/* bypass ID */
	read16b(in);			/* bypass 2 unknown bytes */
	pw_write_zero(out, 20);		/* write title */

	for (i = 0; i < 31; i++) {
		pw_move_data(out, in, 22);	/*sample name */
		fseek(in, 38, SEEK_CUR);
		write16b(out, size = read16b(in));
		ssize += size * 2;
		lps = read16b(in);		/* loop start */
		lsz = read16b(in);		/* loop size */
		write8(out, read8(in));		/* finetune */
		write8(out, read8(in));		/* volume */
		write16b(out, lps);
		write16b(out, lsz > 0 ? lsz : 1);
	}

	write8(out, len = read8(in));	/* size of pattern list */
	ntrk = read8(in);		/* read the number of tracks */
	write8(out, 0x7f);		/* write noisetracker byte */

	/* place file pointer at track number list address */
	fseek(in, 2118, SEEK_SET);

	/* read tracks numbers */
	for (i = 0; i < 4; i++) {
		for (j = 0; j < len; j++)
			fread(&tidx[j][i * 4], 1, 4, in);
	}

	/* sort tracks numbers */
	npat = 0;
	for (i = 0; i < len; i++) {
		if (i == 0) {
			ord[0] = npat++;
			continue;
		}

		for (j = 0; j < i; j++) {
			status = 1;
			for (k = 0; k < 4; k++) {
				if (tidx[j][k * 4] !=
					tidx[i][k * 4]) {
					status = 0;
					break;
				}
			}
			if (status == 1) {
				ord[i] = ord[j];
				break;
			}
		}

		if (status == 0)
			ord[i] = npat++;

		status = 1;
	}

	/* create a list of tracks numbers for the really existing patterns */
	c1 = 0x00;
	for (i = 0; i < len; i++) {
		if (i == 0) {
			tidx_real[c1][0] = tidx[i][0];
			tidx_real[c1][1] = tidx[i][4];
			tidx_real[c1][2] = tidx[i][8];
			tidx_real[c1][3] = tidx[i][12];
			c1++;
			continue;
		}

		for (j = 0; j < i; j++) {
			status = 1;
			if (ord[i] == ord[j]) {
				status = 0;
				break;
			}
		}

		if (status == 0)
			continue;

		tidx_real[c1][0] = tidx[i][0];
		tidx_real[c1][1] = tidx[i][4];
		tidx_real[c1][2] = tidx[i][8];
		tidx_real[c1][3] = tidx[i][12];
		c1++;
		status = 1;
	}

	fwrite(ord, 128, 1, out);	/* write pattern list */
	write32b(out, PW_MOD_MAGIC);	/* write ID */

	/* pattern data */
	l = 2118 + len * 16;

	for (i = 0; i < npat; i++) {
		memset(data, 0, 1024);
		memset(track, 0, 4 << 8);

		fseek(in, l + (tidx_real[i][0] << 8), SEEK_SET);
		fread(track[0], 256, 1, in);

		fseek(in, l + (tidx_real[i][1] << 8), SEEK_SET);
		fread(track[1], 256, 1, in);

		fseek(in, l + (tidx_real[i][2] << 8), SEEK_SET);
		fread(track[2], 256, 1, in);

		fseek(in, l + (tidx_real[i][3] << 8), SEEK_SET);
		fread(track[3], 256, 1, in);

		for (j = 0; j < 64; j++) {
			memcpy(&data[j * 16     ], &track[0][j * 4], 4);
			memcpy(&data[j * 16 + 4 ], &track[1][j * 4], 4);
			memcpy(&data[j * 16 + 8 ], &track[2][j * 4], 4);
			memcpy(&data[j * 16 + 12], &track[3][j * 4], 4);
			data[j * 16 + 15] = track[3][j * 4 + 3];
		}
		fwrite(data, 1024, 1, out);
	}

	/* sample data */
	/* bypass the "SEnd" unidentified ID */
	fseek(in, l + (ntrk << 8) + 4, SEEK_SET);
	pw_move_data(out, in, ssize);

	return 0;
}
コード例 #11
0
ファイル: pha.c プロジェクト: Sappharad/modizer
static int depack_pha(HIO_HANDLE *in, FILE *out)
{
	uint8 c1, c2;
	uint8 pnum[128];
	uint8 pnum1[128];
	uint8 nop;
	uint8 *pdata;
	uint8 *pat;
	uint8 onote[4][4];
	uint8 note, ins, fxt, fxp;
	uint8 npat = 0x00;
	int paddr[128];
	int i, j, k;
	int paddr1[128];
	int paddr2[128];
	int tmp_ptr, tmp;
	int pat_addr;
	int psize;
	int size, ssize = 0;
	int smp_addr;
	short ocpt[4];

	memset(paddr, 0, 128 * 4);
	memset(paddr1, 0, 128 * 4);
	memset(paddr2, 0, 128 * 4);
	memset(pnum, 0, 128);
	memset(pnum1, 0, 128);
	memset(onote, 0, 4 * 4);
	memset(ocpt, 0, 4 * 2);

	pw_write_zero(out, 20);				/* title */

	for (i = 0; i < 31; i++) {
		int vol, fin, lps, lsz;

		pw_write_zero(out, 22);			/* sample name */
		write16b(out, size = hio_read16b(in));	/* size */
		ssize += size * 2;
		hio_read8(in);				/* ??? */
		
		vol = hio_read8(in);			/* volume */
		lps = hio_read16b(in);			/* loop start */
		lsz = hio_read16b(in);			/* loop size */
		hio_read32b(in);			/* sample address */
		hio_read8(in);				/* ??? */

		fin = hio_read8(in);			/* finetune - 11 */
		if (fin != 0) {
			fin += 11;
		}
		write8(out, fin);
		write8(out, vol);
		write16b(out, lps);
		write16b(out, lsz);

	}

	hio_seek(in, 14, SEEK_CUR);		/* bypass unknown 14 bytes */

	for (i = 0; i < 128; i++)
		paddr[i] = hio_read32b(in);

	/* ordering of patterns addresses */

	tmp_ptr = 0;
	for (i = 0; i < 128; i++) {
		if (i == 0) {
			pnum[0] = 0;
			tmp_ptr++;
			continue;
		}

		for (j = 0; j < i; j++) {
			if (paddr[i] == paddr[j]) {
				pnum[i] = pnum[j];
				break;
			}
		}
		if (j == i)
			pnum[i] = tmp_ptr++;
	}

	/* correct re-order */
	for (i = 0; i < 128; i++)
		paddr1[i] = paddr[i];

restart:
	for (i = 0; i < 128; i++) {
		for (j = 0; j < i; j++) {
			if (paddr1[i] < paddr1[j]) {
				tmp = pnum[j];
				pnum[j] = pnum[i];
				pnum[i] = tmp;

				tmp = paddr1[j];
				paddr1[j] = paddr1[i];
				paddr1[i] = tmp;
				goto restart;
			}
		}
	}

	j = 0;
	for (i = 0; i < 128; i++) {
		if (i == 0) {
			paddr2[j] = paddr1[i];
			continue;
		}

		if (paddr1[i] == paddr2[j])
			continue;
		paddr2[++j] = paddr1[i];
	}

	/* try to take care of unused patterns ... HARRRRRRD */
	memset(paddr1, 0, 128 * 4);
	j = 0;
	k = paddr[0];
	/* 120 ... leaves 8 unused ptk_tableible patterns .. */
	for (i = 0; i < 120; i++) {
		paddr1[j] = paddr2[i];
		j += 1;
		if ((paddr2[i + 1] - paddr2[i]) > 1024) {
			paddr1[j] = paddr2[i] + 1024;
			j += 1;
		}
	}

	for (c1 = 0; c1 < 128; c1++) {
		for (c2 = 0; c2 < 128; c2++) {
			if (paddr[c1] == paddr1[c2]) {
				pnum1[c1] = c2;
			}
		}
	}

	memset(pnum, 0, 128);
	pat_addr = 999999l;
	for (i = 0; i < 128; i++) {
		pnum[i] = pnum1[i];
		if (paddr[i] < pat_addr)
			pat_addr = paddr[i];
	}

	/* try to get the number of pattern in pattern list */
	for (nop = 128; nop > 0; nop--) {
		if (pnum[nop - 1] != 0)
			break;
	}

	/* write this value */
	write8(out, nop);

	/* get highest pattern number */
	for (i = 0; i < nop; i++)
		if (pnum[i] > npat)
			npat = pnum[i];

	write8(out, 0x7f);			/* ntk restart byte */

	for (i = 0; i < 128; i++)		/* write pattern list */
		write8(out, pnum[i]);

	write32b(out, PW_MOD_MAGIC);		/* ID string */

	smp_addr = hio_tell(in);
	hio_seek(in, pat_addr, SEEK_SET);

	/* pattern datas */
	/* read ALL pattern data */

/* FIXME: shouldn't use file size */
#if 0
	j = ftell (in);
	fseek (in, 0, 2);	/* SEEK_END */
	psize = ftell (in) - j;
	fseek (in, j, 0);	/* SEEK_SET */
#endif
	psize = npat * 1024;
	pdata = (uint8 *) malloc (psize);
	psize = hio_read(pdata, 1, psize, in);
	npat += 1;		/* coz first value is $00 */
	pat = (uint8 *)malloc(npat * 1024);
	memset(pat, 0, npat * 1024);

	j = 0;
	for (i = 0; j < psize; i++) {
		if (pdata[i] == 0xff) {
			i += 1;
			ocpt[(k + 3) % 4] = 0xff - pdata[i];
			continue;
		}
		if (ocpt[k % 4] != 0) {
			ins = onote[k % 4][0];
			note = onote[k % 4][1];
			fxt = onote[k % 4][2];
			fxp = onote[k % 4][3];
			ocpt[k % 4] -= 1;

			pat[j] = ins & 0xf0;
			pat[j] |= ptk_table[(note / 2)][0];
			pat[j + 1] = ptk_table[(note / 2)][1];
			pat[j + 2] = (ins << 4) & 0xf0;
			pat[j + 2] |= fxt;
			pat[j + 3] = fxp;
			k += 1;
			j += 4;
			i -= 1;
			continue;
		}
		ins = pdata[i];
		note = pdata[i + 1];
		fxt = pdata[i + 2];
		fxp = pdata[i + 3];
		onote[k % 4][0] = ins;
		onote[k % 4][1] = note;
		onote[k % 4][2] = fxt;
		onote[k % 4][3] = fxp;
		i += 3;
		pat[j] = ins & 0xf0;
		pat[j] |= ptk_table[(note / 2)][0];
		pat[j + 1] = ptk_table[(note / 2)][1];
		pat[j + 2] = (ins << 4) & 0xf0;
		pat[j + 2] |= fxt;
		pat[j + 3] = fxp;
		k += 1;
		j += 4;
	}
	fwrite(pat, npat * 1024, 1, out);
	free(pdata);
	free(pat);

	/* Sample data */
	hio_seek(in, smp_addr, SEEK_SET);
	pw_move_data(out, in, ssize);

	return 0;
}
コード例 #12
0
static int depack_fuchs(FILE *in, FILE *out)
{
	uint8 *tmp;
	uint8 c1;
	uint8 pmax;
	int ssize = 0;
	int SampleSizes[16];
	int LoopStart[16];
	int i, j;

	memset(SampleSizes, 0, 16 * 4);
	memset(LoopStart, 0, 16 * 4);

	pw_write_zero(out, 1080);		/* write ptk header */
	fseek(out, 0, SEEK_SET);
	pw_move_data(out, in, 10);		/* read/write title */
	ssize = read32b(in);			/* read all sample data size */

	/* read/write sample sizes */
	for (i = 0; i < 16; i++) {
		fseek(out, 42 + i * 30, SEEK_SET);
		write16b(out, (SampleSizes[i] = read16b(in)) / 2);
	}

	/* read/write volumes */
	for (i = 0; i < 16; i++) {
		fseek(out, 45 + i * 30, SEEK_SET);
		fseek(in, 1, SEEK_CUR);
		write8(out, read8(in));
	}

	/* read/write loop start */
	for (i = 0; i < 16; i++) {
		fseek(out, 46 + i * 30, SEEK_SET);
		write8(out, (LoopStart[i] = read16b(in)) / 2);
	}

	/* write replen */
	for (i = 0; i < 16; i++) {
		fseek(out, 48 + i * 30, SEEK_SET);
		j = SampleSizes[i] - LoopStart[i];
		if ((j == 0) || (LoopStart[i] == 0))
			write16b(out, 0x0001);
		else
			write16b(out, j / 2);
	}

	/* fill replens up to 31st sample wiz $0001 */
	for (i = 16; i < 31; i++) {
		fseek(out, 48 + i * 30, SEEK_SET);
		write16b(out, 0x0001);
	}

	/* that's it for the samples ! */
	/* now, the pattern list */

	/* read number of pattern to play */
	fseek(out, 950, SEEK_SET);
	/* bypass empty byte (saved wiz a WORD ..) */
	fseek(in, 1, SEEK_CUR);
	write8(out, read8(in));

	/* write ntk byte */
	write8(out, 0x7f);

	/* read/write pattern list */
	for (pmax = i = 0; i < 40; i++) {
		fseek(in, 1, SEEK_CUR);
		write8(out, c1 = read8(in));
		if (c1 > pmax)
			pmax = c1;
	}

	/* write ptk's ID */
	fseek(out, 0, SEEK_END);
	write32b(out, PW_MOD_MAGIC);

	/* now, the pattern data */

	/* bypass the "SONG" ID */
	fseek(in, 4, 1);

	/* read pattern data size */
	j = read32b(in);

	/* read pattern data */
	tmp = (uint8 *)malloc(j);
	fread(tmp, j, 1, in);

	/* convert shits */
	for (i = 0; i < j; i += 4) {
		/* convert fx C arg back to hex value */
		if ((tmp[i + 2] & 0x0f) == 0x0c) {
			c1 = tmp[i + 3];
			if (c1 <= 9) {
				tmp[i + 3] = c1;
				continue;
			}
			if ((c1 >= 16) && (c1 <= 25)) {
				tmp[i + 3] = (c1 - 6);
				continue;
			}
			if ((c1 >= 32) && (c1 <= 41)) {
				tmp[i + 3] = (c1 - 12);
				continue;
			}
			if ((c1 >= 48) && (c1 <= 57)) {
				tmp[i + 3] = (c1 - 18);
				continue;
			}
			if ((c1 >= 64) && (c1 <= 73)) {
				tmp[i + 3] = (c1 - 24);
				continue;
			}
			if ((c1 >= 80) && (c1 <= 89)) {
				tmp[i + 3] = (c1 - 30);
				continue;
			}
			if ((c1 >= 96) && (c1 <= 100)) {
				tmp[i + 3] = (c1 - 36);
				continue;
			}
		}
	}

	/* write pattern data */
	fwrite(tmp, j, 1, out);
	free(tmp);

	/* read/write sample data */
	fseek (in, 4, SEEK_CUR);	/* bypass "INST" Id */
	for (i = 0; i < 16; i++) {
		if (SampleSizes[i] != 0)
			pw_move_data(out, in, SampleSizes[i]);
	}

	return 0;
}
コード例 #13
0
ファイル: prun1.c プロジェクト: Nlcke/gideros
static int depack_pru1 (HIO_HANDLE *in, FILE *out)
{
	uint8 header[2048];
	uint8 c1, c2, c3, c4;
	uint8 npat, max;
	uint8 ptable[128];
	int ssize = 0;
	int i, j;

	memset(header, 0, 2048);
	memset(ptable, 0, 128);

	/* read and write whole header */
	hio_read(header, 950, 1, in);
	fwrite(header, 950, 1, out);

	/* get whole sample size */
	for (i = 0; i < 31; i++) {
		ssize += readmem16b(header + i * 30 + 42) * 2;
	}

	/* read and write size of pattern list */
	write8(out, npat = hio_read8(in));

	memset(header, 0, 2048);

	/* read and write ntk byte and pattern list */
	hio_read(header, 129, 1, in);
	fwrite(header, 129, 1, out);

	/* write ID */
	write32b(out, PW_MOD_MAGIC);

	/* get number of pattern */
	max = 0;
	for (i = 1; i < 129; i++) {
		if (header[i] > max)
			max = header[i];
	}

	/* pattern data */
	hio_seek(in, 1084, SEEK_SET);
	for (i = 0; i <= max; i++) {
		for (j = 0; j < 256; j++) {
			header[0] = hio_read8(in);
			header[1] = hio_read8(in);
			header[2] = hio_read8(in);
			header[3] = hio_read8(in);
			c1 = header[0] & 0xf0;
			c3 = (header[0] & 0x0f) << 4;
			c3 |= header[2];
			c4 = header[3];
			c1 |= ptk_table[header[1]][0];
			c2 = ptk_table[header[1]][1];
			write8(out, c1);
			write8(out, c2);
			write8(out, c3);
			write8(out, c4);
		}
	}

	/* sample data */
	pw_move_data(out, in, ssize);

	return 0;
}
コード例 #14
0
static int depack_ntp(FILE *in, FILE *out)
{
	uint8 buf[1024];
	int i, j;
	int pat_addr[128];
	short body_addr, smp_addr, nins, len, npat;
	int size, ssize = 0;

	read32b(in);				/* skip MODU */

	pw_move_data(out, in, 16);		/* title */
	write32b(out, 0);
	
	body_addr = read16b(in) + 4;		/* get 'BODY' address */
	nins = read16b(in);			/* number of samples */
	len = read16b(in);			/* size of pattern list */
	npat = read16b(in);			/* number of patterns stored */
	smp_addr = read16b(in) + body_addr + 4;	/* get 'SAMP' address */

	memset(buf, 0, 930);

	/* instruments */
	for (i = 0; i < nins; i++) {
		int x = read8(in);		/* instrument number */

		if (x > 30) {
			fseek(in, 7, SEEK_CUR);
			continue;
		}

		x *= 30;

		buf[x + 25] = read8(in);	/* volume */

		size = read16b(in);		/* size */
		buf[x + 22] = size >> 8;
		buf[x + 23] = size & 0xff;
		ssize += size * 2;

		buf[x + 26] = read8(in);	/* loop start */
		buf[x + 27] = read8(in);

		buf[x + 28] = read8(in);	/* loop size */
		buf[x + 29] = read8(in);
	}
	fwrite(buf, 930, 1, out);

	write8(out, len);
	write8(out, 0x7f);

	/* pattern list */
	memset(buf, 0, 128);
	for (i = 0; i < len; i++)
		buf[i] = read16b(in);
	fwrite(buf, 128, 1, out);

	/* pattern addresses now */
	/* Where is on it */
	memset(pat_addr, 0, 256);
	for (i = 0; i < npat; i++)
		pat_addr[i] = read16b(in);

	write32b(out, PW_MOD_MAGIC);

	/* pattern data now ... *gee* */
	for (i = 0; i < npat; i++) {
		fseek(in, body_addr + 4 + pat_addr[i], SEEK_SET);
		memset(buf, 0, 1024);

		for (j = 0; j < 64; j++) {
			int x = read16b(in);

			if (x & 0x0001)
				fread(buf + j * 16, 1, 4, in);
			if (x & 0x0002)
				fread(buf + j * 16 + 4, 1, 4, in);
			if (x & 0x0004)
				fread(buf + j * 16 + 8, 1, 4, in);
			if (x & 0x0008)
				fread(buf + j * 16 + 12, 1, 4, in);
		}
		fwrite(buf, 1024, 1, out);
	}

	/* samples */
	fseek(in, smp_addr, SEEK_SET);
	pw_move_data(out, in, ssize);
	
	return 0;
}
コード例 #15
0
ファイル: heatseek.c プロジェクト: Acidburn0zzz/libxmp
static int depack_crb(HIO_HANDLE *in, FILE *out)
{
	uint8 c1;
	uint8 ptable[128];
	uint8 pat_pos, pat_max;
	uint8 pat[1024];
	int taddr[512];
	int i, j, k, l, m;
	int size, ssize = 0;

	memset(ptable, 0, 128);
	memset(taddr, 0, 512 * 4);

	pw_write_zero(out, 20);				/* write title */

	/* read and write sample descriptions */
	for (i = 0; i < 31; i++) {
		pw_write_zero(out, 22);			/*sample name */
		write16b(out, size = hio_read16b(in));	/* size */
		ssize += size * 2;
		write8(out, hio_read8(in));			/* finetune */
		write8(out, hio_read8(in));			/* volume */
		write16b(out, hio_read16b(in));		/* loop start */
		size = hio_read16b(in);			/* loop size */
		write16b(out, size ? size : 1);
	}

	write8(out, pat_pos = hio_read8(in));		/* pat table length */
	write8(out, hio_read8(in)); 			/* NoiseTracker byte */

	/* read and write pattern list and get highest patt number */
	for (pat_max = i = 0; i < 128; i++) {
		write8(out, c1 = hio_read8(in));
		if (c1 > pat_max)
			pat_max = c1;
	}
	pat_max++;

	/* write ptk's ID */
	write32b(out, PW_MOD_MAGIC);

	/* pattern data */
	for (i = 0; i < pat_max; i++) {
		memset(pat, 0, 1024);
		for (j = 0; j < 4; j++) {
			int x = hio_tell(in);
			if (x < 0) {
				return -1;
			}
			taddr[i * 4 + j] = x;
			for (k = 0; k < 64; k++) {
				int y = k * 16 + j * 4;

				c1 = hio_read8(in);
				if (c1 == 0x80) {
					k += hio_read24b(in);
					continue;
				}
				if (c1 == 0xc0) {
					m = hio_read24b(in);
					l = hio_tell(in);

					/* Sanity check */
					if (l < 0 || m >= 2048)
						return -1;

					hio_seek(in, taddr[m >> 2], SEEK_SET);
					for (m = 0; m < 64; m++) {
						int x = m * 16 + j * 4;

						c1 = hio_read8(in);
						if (c1 == 0x80) {
							m += hio_read24b(in);
							continue;
						}
						pat[x] = c1;
						pat[x + 1] = hio_read8(in);
						pat[x + 2] = hio_read8(in);
						pat[x + 3] = hio_read8(in);
					}
					hio_seek(in, l, SEEK_SET);
					k += 100;
					continue;
				}
				pat[y] = c1;
				pat[y + 1] = hio_read8(in);
				pat[y + 2] = hio_read8(in);
				pat[y + 3] = hio_read8(in);
			}
		}
		fwrite (pat, 1024, 1, out);
	}